The Fyrite® InTech™ combustion analyzer is ideal for use on residential and light commercial furnaces and appliances. Take accurate measurements of oxygen, stack temperature, and ambient temperature. The high-contrast, backlit LCD lets you see your results even in dimly lit areas. Front-panel arrow and function buttons allow easy navigation of the menu system to select parameter and display options. The B-Smart® sensor technology allows precalibrated CO sensor replacement in the field (order replacement sensors separately).

• Works with natural gas, oil #2, oil #6, kerosene, propane, and biodiesel 5% (B5)
  
• Calculate CO2, CO (air free), and excess air
  
• Store up to 10 records for recall on the display
  
• Easily navigate the menu system through the function and arrow buttons
  
• Time-and-date stamp your test results
  
• Auto power off and sensor purge feature
  
• Select the display language from English, French, or Spanish